From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 11E993DA7E2; Fri, 28 Aug 2026 06:53:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787900006; cv=none; b=WU5GJ4+6ARJNAgIhren4qE1ocdS8F4g1LTnf6B2SVSlPQqViGDjhA1gG0tnt2JbwT64Ap4Oz4aNcKJO8BSjxQDZnayek2XlCKyJ5ir9Rf6I4Q/Mr1atWKYKpq9xaHcdBO9rTrQuIrzFGC3+avgUYhkUwJPNukhiC7GwRpOKbRRo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787900006; c=relaxed/simple; bh=1XAg1UNAuM5J1lTXA78Sr9AdToxmTa0HuktmGi0WZAc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=STK6OdRsXZbVL9mGa4P96gc4ULxwuGFSDmbqA7coaklfUd1mIZWboVeTMoUQgMDqg5julDZXuZ0ebVxQm2oJ3tUxXiyv2GQE/w7O0wjDdrUlXCuqzm/dg5UkEPnh6sXYpFwi3/AmG3nFKuNF5WxeJVevGNX4A+yePROntZNZW0k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=TRhcNpWW; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="TRhcNpWW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6DCA71F00A3A; Fri, 28 Aug 2026 06:53:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1787900005; bh=NzYFRTNbBony9kPQEtor4tbAUZ8d9vZGk9phY2tTykw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=TRhcNpWWsDrw2hwOv35lek7QcGUcBeNEH72vERJ7t8EfgSVf+sGbLM5c7gMxBqyq4 VU019SOZ2c0+fXA2w1HJ5hVF/NtJ9hsnRPxHNNHH+6l83SW4Iq1fEu9+0M4tXgP0EG CxKN15ai2Kq+fU3kSSL9/cq1BWDPrRWxtxmtdXCc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org, torvalds@linux-foundation.org, stable@vger.kernel.org Cc: lwn@lwn.net, jslaby@suse.cz, Greg Kroah-Hartman Subject: Re: Linux 6.6.155 Date: Fri, 28 Aug 2026 08:49:41 +0200 Message-ID: <2026082841-cramp-lark-5e0f@gregkh> X-Mailer: git-send-email 2.55.0 In-Reply-To: <2026082841-endnote-stoke-44df@gregkh> References: <2026082841-endnote-stoke-44df@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit diff --git a/Makefile b/Makefile index f196561476c3..17803a7f6f30 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 6 PATCHLEVEL = 6 -SUBLEVEL = 154 +SUBLEVEL = 155 EXTRAVERSION = NAME = Pinguïn Aangedreven diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index 1299413bc980..3b47126d606e 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -435,6 +435,13 @@ int inet_frag_queue_insert(struct inet_frag_queue *q, struct sk_buff *skb, { struct sk_buff *last = q->fragments_tail; + /* An IP fragment is never a GSO packet, but an untrusted source + * (virtio_net_hdr) may have attached GSO metadata to it. Do not let + * that reach the reassembled skb, whose head keeps the first + * fragment's shinfo and whose frag_list is not GRO-shaped. + */ + skb_gso_reset(skb); + /* RFC5722, Section 4, amended by Errata ID : 3089 * When reassembling an IPv6 datagram, if * one or more its constituent fragments is determined to be an